Base | Representation |
---|---|
bin | 1110100011111… |
… | …0010001011010 |
3 | 11020220210200111 |
4 | 3220332101122 |
5 | 111113304344 |
6 | 10020554534 |
7 | 1341051601 |
oct | 350762132 |
9 | 136823614 |
10 | 61072474 |
11 | 31523721 |
12 | 18552a4a |
13 | c864178 |
14 | 817aa38 |
15 | 5565834 |
hex | 3a3e45a |
61072474 has 8 divisors (see below), whose sum is σ = 91670868. Its totient is φ = 30515520.
The previous prime is 61072469. The next prime is 61072499. The reversal of 61072474 is 47427016.
It can be written as a sum of positive squares in 2 ways, for example, as 60918025 + 154449 = 7805^2 + 393^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6367 + ... + 12754.
Almost surely, 261072474 is an apocalyptic number.
61072474 is a deficient number, since it is larger than the sum of its proper divisors (30598394).
61072474 is a wasteful number, since it uses less digits than its factorization.
61072474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20720.
The product of its (nonzero) digits is 9408, while the sum is 31.
The square root of 61072474 is about 7814.8879710460. The cubic root of 61072474 is about 393.8055548051.
The spelling of 61072474 in words is "sixty-one million, seventy-two thousand, four hundred seventy-four".
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